Home / 7,686,713.44-11,530,545.72-2,569,603.78

Finding the Fourth Proportional to 7,686,713.44, 11,530,545.72 and 2,569,603.78

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Solution

The fourth proportional to 7,686,713.44, 11,530,545.72 and 2,569,603.78 is: 3,854,564.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,686,713.44 : 11,530,545.72 = 2,569,603.78 : x
  2. Step 2: Convert to fraction form
    7,686,713.44/11,530,545.72 = 2,569,603.78/x
  3. Step 3: Cross multiply
    7,686,713.44x = 11,530,545.72 × 2,569,603.78
  4. Step 4: Simplify right side
    7,686,713.44x = 29,628,933,867,574.82
  5. Step 5: Solve for x
    x = 29,628,933,867,574.82/7,686,713.44
  6. Step 6: Final answer
    x = 3,854,564.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.